47405690

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{431}}^1\times {\mathrm{647}}^1$

素因数の和:1102

約数の個数: 32

約数和(自身を含む): 90699264

約数和(自身を除く): 43293574

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 431, 647, 862, 1294, 2155, 3235, 4310, 6470, 7327, 10999, 14654, 21998, 36635, 54995, 73270, 109990, 278857, 557714, 1394285, 2788570, 4740569, 9481138, 23702845, 47405690]

約数ペア:

[(1, 47405690), (2, 23702845), (5, 9481138), (10, 4740569), (17, 2788570), (34, 1394285), (85, 557714), (170, 278857), (431, 109990), (647, 73270), (862, 54995), (1294, 36635), (2155, 21998), (3235, 14654), (4310, 10999), (6470, 7327)]